276069513389 has 2 divisors, whose sum is σ = 276069513390. Its totient is φ = 276069513388.

The previous prime is 276069513367. The next prime is 276069513443. The reversal of 276069513389 is 983315960672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164383215364 + 111686298025 = 405442^2 + 334195^2 .

It is a cyclic number.

It is not a de Polignac number, because 276069513389 - 2⁸ = 276069513133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (276069513359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138034756694 + 138034756695.

It is an arithmetic number, because the mean of its divisors is an integer number (138034756695).

Almost surely, 2^276069513389 is an apocalyptic number.

It is an amenable number.

276069513389 is a deficient number, since it is larger than the sum of its proper divisors (1).

276069513389 is an equidigital number, since it uses as much as digits as its factorization.

276069513389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14696640, while the sum is 59.

The spelling of 276069513389 in words is "two hundred seventy-six billion, sixty-nine million, five hundred thirteen thousand, three hundred eighty-nine".